Outdoors

Lean muscle: It's what we all want, right? Long, toned muscles that look elegant - not bulky. We talked to Jenn Randazzo, a registered dietician with a masters degree in nutrition and dietetics, for the best foods to eat for muscles, as well as some general background on building the body you want.

There are a lot of things you take into account when planning your running route: The views, how far you're planning on hitting pavement, and perhaps, hills. But have you ever thought about the air quality during your summer stride? A new wearable enviro-tracker called Tzoa (pronounced "zoa") uses internal sensors to measure air quality, temperature, humidity, atmospheric pressure, ambient light and UV (sun) exposure. By connecting the device to a smartphone, you can view your readings and receive recommendations.

Many parts of the country have seen record rainfall this year, which means mosquitoes are now out in full force. For those who don't want to spray repellent directly on their skin, ThermaCELL's Repellent Camp Lantern may be a good alternative.

What do you picture when you think of women who consume protein to build muscle? If you envision bodybuilders or associate the consumption of protein with getting "bulky," it's time to reevaluate what you think you know. We got the protein scoop from Kim McDevitt, MPH, RD, a dietician and protein expert, and there's a lot that might surprise you.

The motion of skating, whether on ice skates or wheeled inlines, doesn't get the recognition it deserves as a skill builder for a multitude of sports. It's also a way to build terrific overall fitness and to lose fat by burning a lot of calories.

If you're still wondering why people push themselves through mud puddles and under barbed wire, over cargo net bridges and into freshly dug trenches, snake into pipelines and jump off cliffhangers, for miles, for fun and maybe for a warm beer at the finish line, then you need to understand Eric Heiser, 38, of West Bend, Wis.

Approximately 1.7 million people sustain a traumatic brain injury each year in the United States, and children to the age of 4 are among those most likely to experience a TBI, according to the U.S. Centers for Disease Control and Prevention.

Finally mastered a full-body routine using free weights? Great, now it's time to try something new. Put down the dumbbells and pick up the resistance bands, TRX training is here to stay. Short for total body resistance exercise, the popular workout involves using gravity and bodyweight to challenge the core with the help of TRX straps.

The Colorado Trail is tough, dry and high, stretching nearly 500 miles - much at 10,000 feet above sea level - from Denver to Durango, Colo. In some parts, it is devoid of water for long stretches and miles from civilization. So it needs someone to keep watch, to lend a helpful hand.

Professional skateboarder Leo Romero grinded rails and performed tricks down the steps at Pitcher Park Memorial Skatepark in Carnegie, Pa., during a recent exhibition with a handful of other professionals.